127584503888

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{194488573}}^1$

素因数の和:194488622

約数の個数: 20

約数和(自身を含む): 253224123348

約数和(自身を除く): 125639619460

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 194488573, 388977146, 777954292, 1555908584, 3111817168, 7974031493, 15948062986, 31896125972, 63792251944, 127584503888]

約数ペア:

[(1, 127584503888), (2, 63792251944), (4, 31896125972), (8, 15948062986), (16, 7974031493), (41, 3111817168), (82, 1555908584), (164, 777954292), (328, 388977146), (656, 194488573)]